The Standard Specifications for Road and Bridge Construction are the foundation of the Illinois Department of Transporation construction contracts as well as those of the Tollway, Counties, Townships, and Municipalities throughout Illinois. The Supplemental Specifications and Recurring Special Provisions book is the vehicle by which the Standard Specifications are maintained and updated.
Illinois County General Highway Map for Year 2014. Map shows all roads by type and other physical and cultural features. The County General Highway Maps emphasize the display of the road network outside the cities and villages.
The Illinois Register is the official state document for publishing public notice of rulemaking activity initiated by State government agencies. The table of contents is arranged categorically by rulemaking activity and alphabetically by agency within each category.
The Illinois Register is the official state document for publishing public notice of rulemaking activity initiated by State government agencies. The table of contents is arranged categorically by rulemaking activity and alphabetically by agency within each category.